Q: Is 5,036,421 a Prime Number?
A: No, 5,036,421 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 5036421 can be evenly divided by 1 3 13 39 89 267 1,157 1,451 3,471 4,353 18,863 56,589 129,139 387,417 1,678,807 and 5,036,421, with no remainder.
Since 5,036,421 cannot be divided by just 1 and 5,036,421, it is not a prime number.